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Finding the Fourth Proportional to 607.28, 910.44 and 333.44

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Solution

The fourth proportional to 607.28, 910.44 and 333.44 is: 499.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.28 : 910.44 = 333.44 : x
  2. Step 2: Convert to fraction form
    607.28/910.44 = 333.44/x
  3. Step 3: Cross multiply
    607.28x = 910.44 × 333.44
  4. Step 4: Simplify right side
    607.28x = 303,577.11
  5. Step 5: Solve for x
    x = 303,577.11/607.28
  6. Step 6: Final answer
    x = 499.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.